<!DOCTYPE html>
<html lang="zh-CN">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>店铺三关一闭监控系统</title>
    <link rel="icon" type="image/svg+xml" href="data:image/svg+xml,<svg xmlns=%22http://www.w3.org/2000/svg%22 viewBox=%220 0 100 100%22><text y=%22.9em%22 font-size=%2290%22>🔒</text></svg>">
    
    <!-- Vue 3 CDN -->
    <script src="https://unpkg.com/vue@3.3.4/dist/vue.global.js"></script>
    
    <!-- Element Plus CSS & JS -->
    <link rel="stylesheet" href="https://unpkg.com/element-plus@2.4.1/dist/index.css">
    <script src="https://unpkg.com/element-plus@2.4.1/dist/index.full.js"></script>
    
    <!-- Element Plus Icons -->
    <script src="https://unpkg.com/@element-plus/icons-vue@2.1.0/dist/index.iife.min.js"></script>
    
    <!-- Axios -->
    <script src="https://unpkg.com/axios@1.5.1/dist/axios.min.js"></script>
    
    <!-- ECharts -->
    <script src="https://unpkg.com/echarts@5.4.3/dist/echarts.min.js"></script>
    
    <!-- 自定义样式 -->
    <style>
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        
        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB',
                'Microsoft YaHei', 'Helvetica Neue', Helvetica, Arial, sans-serif;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            min-height: 100vh;
        }
        
        #app {
            min-height: 100vh;
        }
        
        /* 滚动条样式 */
        ::-webkit-scrollbar {
            width: 8px;
            height: 8px;
        }
        
        ::-webkit-scrollbar-track {
            background: #f1f1f1;
            border-radius: 4px;
        }
        
        ::-webkit-scrollbar-thumb {
            background: #888;
            border-radius: 4px;
        }
        
        ::-webkit-scrollbar-thumb:hover {
            background: #555;
        }
        
        /* 加载动画 */
        .loading-container {
            display: flex;
            justify-content: center;
            align-items: center;
            min-height: 100vh;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        }
        
        .loading-text {
            color: white;
            font-size: 24px;
            font-weight: bold;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
        }
    </style>
</head>
<body>
    <div id="app">
        <div class="loading-container">
            <div class="loading-text">
                🔒 店铺三关一闭监控系统加载中...
            </div>
        </div>
    </div>
    
    <!-- 主应用脚本 -->
    <script src="./app.js"></script>
</body>
</html>

